1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4VEmAdjointModel.hh,v 1.4 2009/11/20 10:31:20 ldesorgh Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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28 | // |
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29 | ///////////////////////////////////////////////////////////////////////////////// |
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30 | // Module: G4VEMAdjointModel |
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31 | // Author: L. Desorgher |
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32 | // Organisation: SpaceIT GmbH |
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33 | // Contract: ESA contract 21435/08/NL/AT |
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34 | // Customer: ESA/ESTEC |
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35 | ///////////////////////////////////////////////////////////////////////////////// |
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36 | // |
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37 | // CHANGE HISTORY |
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38 | // -------------- |
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39 | // ChangeHistory: |
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40 | // 10 September 2009 Move to a virtual class. L. Desorgher |
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41 | // 1st April 2007 creation by L. Desorgher |
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42 | // |
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43 | //------------------------------------------------------------- |
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44 | // Documentation: |
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45 | // Base class for Adjoint EM model. It is based on the use of direct G4VEmModel. |
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46 | // |
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47 | |
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48 | |
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49 | #ifndef G4VEmAdjointModel_h |
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50 | #define G4VEmAdjointModel_h 1 |
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51 | |
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52 | #include "globals.hh" |
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53 | #include "G4DynamicParticle.hh" |
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54 | #include "G4ParticleDefinition.hh" |
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55 | #include "G4MaterialCutsCouple.hh" |
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56 | #include "G4Material.hh" |
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57 | #include "G4Element.hh" |
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58 | #include "G4ElementVector.hh" |
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59 | #include "Randomize.hh" |
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60 | #include "G4ParticleDefinition.hh" |
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61 | #include "G4VEmModel.hh" |
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62 | #include "G4Electron.hh" |
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63 | #include "G4Gamma.hh" |
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64 | #include "G4ProductionCutsTable.hh" |
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65 | |
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66 | class G4PhysicsTable; |
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67 | class G4Region; |
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68 | class G4VParticleChange; |
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69 | class G4ParticleChange; |
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70 | class G4Track; |
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71 | class G4AdjointCSMatrix; |
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72 | |
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73 | class G4VEmAdjointModel |
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74 | { |
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75 | |
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76 | public: // public methods |
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77 | |
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78 | G4VEmAdjointModel(const G4String& nam); |
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79 | |
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80 | virtual ~G4VEmAdjointModel(); |
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81 | |
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82 | //------------------------------------------------------------------------ |
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83 | // Virtual methods to be implemented for the sample secondaries concrete model |
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84 | //------------------------------------------------------------------------ |
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85 | |
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86 | //virtual void Initialise()=0; |
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87 | |
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88 | virtual void SampleSecondaries(const G4Track& aTrack, |
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89 | G4bool IsScatProjToProjCase, |
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90 | G4ParticleChange* fParticleChange)=0; |
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91 | |
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92 | |
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93 | //------------------------------------------------------------------------ |
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94 | // Methods for adjoint processes; may be overwritten if needed; |
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95 | //------------------------------------------------------------------------ |
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96 | |
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97 | |
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98 | virtual G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple, |
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99 | G4double primEnergy, |
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100 | G4bool IsScatProjToProjCase); |
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101 | |
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102 | virtual G4double DiffCrossSectionPerAtomPrimToSecond( |
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103 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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104 | G4double kinEnergyProd, // kinetic energy of the secondary particle |
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105 | G4double Z, |
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106 | G4double A = 0.); |
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107 | |
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108 | virtual G4double DiffCrossSectionPerAtomPrimToScatPrim( |
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109 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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110 | G4double kinEnergyScatProj, // kinetic energy of the primary particle after the interaction |
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111 | G4double Z, |
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112 | G4double A = 0.); |
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113 | |
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114 | |
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115 | |
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116 | virtual G4double DiffCrossSectionPerVolumePrimToSecond( |
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117 | const G4Material* aMaterial, |
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118 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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119 | G4double kinEnergyProd // kinetic energy of the secondary particle |
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120 | ); |
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121 | |
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122 | virtual G4double DiffCrossSectionPerVolumePrimToScatPrim( |
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123 | const G4Material* aMaterial, |
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124 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction |
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125 | G4double kinEnergyScatProj // kinetic energy of the primary particle after the interaction |
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126 | ); |
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127 | |
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128 | |
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129 | //Energy limits of adjoint secondary |
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130 | //------------------ |
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131 | |
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132 | virtual G4double GetSecondAdjEnergyMaxForScatProjToProjCase(G4double PrimAdjEnergy); |
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133 | virtual G4double GetSecondAdjEnergyMinForScatProjToProjCase(G4double PrimAdjEnergy,G4double Tcut=0); |
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134 | virtual G4double GetSecondAdjEnergyMaxForProdToProjCase(G4double PrimAdjEnergy); |
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135 | virtual G4double GetSecondAdjEnergyMinForProdToProjCase(G4double PrimAdjEnergy); |
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136 | |
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137 | |
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138 | |
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139 | //Other Methods |
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140 | //--------------- |
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141 | |
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142 | void DefineCurrentMaterial(const G4MaterialCutsCouple* couple); |
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143 | |
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144 | |
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145 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForSecond( |
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146 | G4double kinEnergyProd, |
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147 | G4double Z, |
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148 | G4double A = 0., |
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149 | G4int nbin_pro_decade=10 |
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150 | ); |
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151 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForScatProj( |
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152 | G4double kinEnergyProd, |
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153 | G4double Z, |
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154 | G4double A = 0., |
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155 | G4int nbin_pro_decade=10 |
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156 | ); |
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157 | |
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158 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForSecond( |
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159 | G4Material* aMaterial, |
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160 | G4double kinEnergyProd, |
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161 | G4int nbin_pro_decade=10 |
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162 | ); |
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163 | std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForScatProj( |
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164 | G4Material* aMaterial, |
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165 | G4double kinEnergyProd, |
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166 | G4int nbin_pro_decade=10 |
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167 | ); |
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168 | |
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169 | |
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170 | |
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171 | inline void SetCSMatrices(std::vector< G4AdjointCSMatrix* >* Vec1CSMatrix, std::vector< G4AdjointCSMatrix* >* Vec2CSMatrix){ |
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172 | pOnCSMatrixForProdToProjBackwardScattering = Vec1CSMatrix; |
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173 | pOnCSMatrixForScatProjToProjBackwardScattering = Vec2CSMatrix; |
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174 | |
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175 | |
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176 | }; |
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177 | |
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178 | inline G4ParticleDefinition* GetAdjointEquivalentOfDirectPrimaryParticleDefinition(){return theAdjEquivOfDirectPrimPartDef;} |
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179 | |
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180 | inline G4ParticleDefinition* GetAdjointEquivalentOfDirectSecondaryParticleDefinition(){return theAdjEquivOfDirectSecondPartDef;} |
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181 | |
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182 | inline G4double GetHighEnergyLimit(){return HighEnergyLimit;} |
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183 | |
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184 | inline G4double GetLowEnergyLimit(){return LowEnergyLimit;} |
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185 | |
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186 | void SetHighEnergyLimit(G4double aVal); |
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187 | |
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188 | void SetLowEnergyLimit(G4double aVal); |
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189 | |
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190 | inline void DefineDirectEMModel(G4VEmModel* aModel){theDirectEMModel = aModel;} |
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191 | |
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192 | void SetAdjointEquivalentOfDirectPrimaryParticleDefinition(G4ParticleDefinition* aPart); |
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193 | |
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194 | inline void SetAdjointEquivalentOfDirectSecondaryParticleDefinition(G4ParticleDefinition* aPart){ |
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195 | theAdjEquivOfDirectSecondPartDef =aPart; |
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196 | } |
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197 | |
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198 | inline void SetSecondPartOfSameType(G4bool aBool){second_part_of_same_type =aBool;} |
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199 | |
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200 | inline G4bool GetSecondPartOfSameType(){return second_part_of_same_type;} |
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201 | |
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202 | inline void SetUseMatrix(G4bool aBool) { UseMatrix = aBool;} |
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203 | |
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204 | inline void SetUseMatrixPerElement(G4bool aBool){ UseMatrixPerElement = aBool;} |
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205 | inline void SetUseOnlyOneMatrixForAllElements(G4bool aBool){ UseOnlyOneMatrixForAllElements = aBool;} |
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206 | |
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207 | inline void SetApplyCutInRange(G4bool aBool){ ApplyCutInRange = aBool;} |
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208 | inline G4bool GetUseMatrix() {return UseMatrix;} |
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209 | inline G4bool GetUseMatrixPerElement(){ return UseMatrixPerElement;} |
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210 | inline G4bool GetUseOnlyOneMatrixForAllElements(){ return UseOnlyOneMatrixForAllElements;} |
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211 | inline G4bool GetApplyCutInRange(){ return ApplyCutInRange;} |
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212 | |
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213 | inline G4String GetName(){ return name;} |
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214 | inline virtual void SetCSBiasingFactor(G4double aVal) {CS_biasing_factor = aVal;} |
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215 | |
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216 | protected: |
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217 | |
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218 | //Some of them can be overriden by daughter classes |
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219 | |
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220 | |
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221 | G4double DiffCrossSectionFunction1(G4double kinEnergyProj); |
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222 | G4double DiffCrossSectionFunction2(G4double kinEnergyProj); |
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223 | G4double DiffCrossSectionPerVolumeFunctionForIntegrationOverEkinProj(G4double EkinProd); |
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224 | |
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225 | |
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226 | |
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227 | //General methods to sample secondary energy |
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228 | //-------------------------------------- |
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229 | G4double SampleAdjSecEnergyFromCSMatrix(size_t MatrixIndex,G4double prim_energy,G4bool IsScatProjToProjCase); |
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230 | G4double SampleAdjSecEnergyFromCSMatrix(G4double prim_energy,G4bool IsScatProjToProjCase); |
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231 | void SelectCSMatrix(G4bool IsScatProjToProjCase); |
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232 | |
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233 | virtual G4double SampleAdjSecEnergyFromDiffCrossSectionPerAtom(G4double prim_energy,G4bool IsScatProjToProjCase); |
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234 | |
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235 | |
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236 | |
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237 | //Post Step weight correction |
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238 | //---------------------------- |
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239 | virtual void CorrectPostStepWeight(G4ParticleChange* fParticleChange, |
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240 | G4double old_weight, |
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241 | G4double adjointPrimKinEnergy, |
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242 | G4double projectileKinEnergy, |
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243 | G4bool IsScatProjToProjCase); |
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244 | |
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245 | |
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246 | |
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247 | |
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248 | |
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249 | |
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250 | protected: //attributes |
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251 | |
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252 | G4VEmModel* theDirectEMModel; |
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253 | G4VParticleChange* pParticleChange; |
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254 | |
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255 | |
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256 | |
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257 | |
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258 | //Name |
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259 | //----- |
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260 | |
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261 | const G4String name; |
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262 | |
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263 | //Needed for CS integration at the initialisation phase |
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264 | //----------------------------------------------------- |
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265 | |
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266 | G4int ASelectedNucleus; |
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267 | G4int ZSelectedNucleus; |
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268 | G4Material* SelectedMaterial; |
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269 | G4double kinEnergyProdForIntegration; |
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270 | G4double kinEnergyScatProjForIntegration; |
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271 | G4double kinEnergyProjForIntegration; |
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272 | |
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273 | |
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274 | //for the adjoint simulation we need for each element or material: |
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275 | //an adjoint CS Matrix |
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276 | //----------------------------- |
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277 | |
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278 | std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForProdToProjBackwardScattering; |
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279 | std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForScatProjToProjBackwardScattering; |
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280 | std::vector<G4double> CS_Vs_ElementForScatProjToProjCase; |
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281 | std::vector<G4double> CS_Vs_ElementForProdToProjCase; |
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282 | |
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283 | G4double lastCS; |
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284 | G4double lastAdjointCSForScatProjToProjCase; |
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285 | G4double lastAdjointCSForProdToProjCase; |
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286 | |
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287 | |
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288 | |
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289 | |
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290 | //particle definition |
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291 | //------------------ |
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292 | |
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293 | G4ParticleDefinition* theAdjEquivOfDirectPrimPartDef; |
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294 | G4ParticleDefinition* theAdjEquivOfDirectSecondPartDef; |
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295 | G4ParticleDefinition* theDirectPrimaryPartDef; |
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296 | G4bool second_part_of_same_type; |
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297 | |
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298 | |
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299 | //Prestep energy |
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300 | //------------- |
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301 | G4double preStepEnergy; |
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302 | |
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303 | //Current couple material |
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304 | //---------------------- |
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305 | G4Material* currentMaterial; |
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306 | G4MaterialCutsCouple* currentCouple; |
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307 | size_t currentMaterialIndex; |
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308 | size_t currentCoupleIndex; |
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309 | G4double currentTcutForDirectPrim; |
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310 | G4double currentTcutForDirectSecond; |
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311 | G4bool ApplyCutInRange; |
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312 | |
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313 | |
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314 | |
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315 | |
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316 | |
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317 | |
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318 | |
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319 | |
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320 | //Energy limits |
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321 | //------------- |
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322 | |
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323 | G4double HighEnergyLimit; |
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324 | G4double LowEnergyLimit; |
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325 | |
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326 | |
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327 | |
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328 | //Cross Section biasing factor |
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329 | //--------------------------- |
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330 | G4double CS_biasing_factor; |
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331 | |
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332 | |
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333 | //Type of Model with Matrix or not |
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334 | //-------------------------------- |
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335 | G4bool UseMatrix; |
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336 | G4bool UseMatrixPerElement; //other possibility is per Material |
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337 | G4bool UseOnlyOneMatrixForAllElements; |
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338 | |
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339 | |
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340 | //Index of Cross section matrices to be used |
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341 | //------------ |
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342 | size_t indexOfUsedCrossSectionMatrix; |
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343 | |
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344 | |
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345 | |
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346 | |
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347 | |
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348 | |
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349 | |
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350 | |
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351 | }; |
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352 | |
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353 | |
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354 | #endif |
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355 | |
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